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      Columbia, NJ Radon Levels

      Check local Columbia radon levels and find certified testing and mitigation professionals to keep your home safe

      Columbia, NJ Radon Facts

      EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
      County Warren County, NJ
      Zip Code 07832
      Avg. User Level 10.00 pCi/L
      User Tests 1

      Located in Warren County within New Jersey's Highlands region, Columbia has recorded a concerning radon level of 10.0 pCi/L that significantly exceeds EPA action guidelines. The area's crystalline bedrock and thin soil cover create ideal conditions for radon gas production and migration into homes throughout zip code 07832. Given this elevated reading and the region's geological profile, immediate testing and mitigation consideration are strongly recommended for all local residents.

      10.00
      pCi/L average
      Above EPA Action Level

      Based on 1 user-submitted radon test for homes in Columbia, NJ. The EPA recommends taking action at or above 4.0 pCi/L.

      0
      4.0 EPA
      10+

      Columbia, NJ Radon Mitigation

      Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

      Need Radon Mitigation or Testing in Columbia?

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      Columbia, NJ Radon Levels

      User-submitted radon test readings from homes in the Columbia area.

      Radon LevelCityHome AgeFoundation
      10 pCi/L Columbia, NJ 21-50 Years Partial Basement

      Have a radon test result for Columbia? Submit your reading to help other homeowners.

      Radon FAQ for Columbia, NJ

      What is the average radon level in Columbia, NJ?
      Based on 1 user-submitted test, the average radon level in Columbia is 10.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
      What EPA Radon Zone is Columbia in?
      Columbia and the 07832 zip code are in Warren County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
      How much does radon mitigation cost in Columbia?
      Radon mitigation in Columbia typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
      Should I test for radon if I'm buying a home in Columbia?
      Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

      Most Active Radon Markets in New Jersey

      Cities in New Jersey with the most user-submitted radon test data, ranked by number of submissions.

      CityAvg User Radon LevelSubmissions
      Cherry Hill 6.44 pCi/L 9
      Hillsborough 6.14 pCi/L 7
      Freehold 10.50 pCi/L 6
      Marlboro 6.17 pCi/L 6
      Bernardsville 7.00 pCi/L 5
      Phillipsburg 7.00 pCi/L 5
      Edison 5.60 pCi/L 5
      Princeton 5.40 pCi/L 5
      Sussex 9.75 pCi/L 4
      Piscataway 6.75 pCi/L 4

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      Free Radon Mitigation Quote

      Or call for a free quote: 1-800-299-3578 Local: 732-979-2523

      A licensed contractor will contact you immediately.

      * Required